From d2373c15783874c55e9b1ca8012b960c2c34ac61 Mon Sep 17 00:00:00 2001
From: Pete Matsyburka <pete@docuseal.com>
Date: Mon, 31 Aug 2026 08:48:49 +0300
Subject: [PATCH] fix normalize email

---
 lib/submissions.rb | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)

diff --git a/lib/submissions.rb b/lib/submissions.rb
index 9587c74a..59fef7a4 100644
--- a/lib/submissions.rb
+++ b/lib/submissions.rb
@@ -3,6 +3,11 @@
 module Submissions
   DEFAULT_SUBMITTERS_ORDER = 'random'
 
+  SKIP_EMAIL_FIX_LABELS = %w[ga gami gasi gil gma gmao gmi gmsi goi ol].freeze
+
+  SKIP_EMAIL_FIX_TLDS =
+    /\.(?:gob(?:\.\w+)?|om|mm|cm|et|mo|nz|za|ie|mom|free|comsec|unicom|ed(?:\.\w+){1,2})\z/i
+
   module_function
 
   def maybe_update_completed_at(submission)
@@ -210,7 +215,7 @@ module Submissions
     return email.downcase.sub(/@gmail?\z/i, '@gmail.com') if email.match?(/@gmail?\z/i)
 
     return email.downcase if email.include?(',') ||
-                             email.match?(/\.(?:gob(?:\.\w+)?|om|mm|cm|et|mo|nz|za|ie|ed\.jp)\z/i) ||
+                             email.match?(SKIP_EMAIL_FIX_TLDS) ||
                              email.exclude?('.')
 
     fixed_email = EmailTypo.call(email.delete_prefix('<'))
@@ -220,8 +225,7 @@ module Submissions
     domain = email.split('@').last.to_s.downcase
     fixed_domain = fixed_email.to_s.split('@').last
 
-    return email.downcase if domain == fixed_domain
-    return email.downcase if fixed_domain.match?(/\Agmail\.(?!com\z)/i)
+    return email.downcase if domain == fixed_domain || skip_email_fix?(domain, fixed_domain)
 
     threshold = fixed_domain.start_with?('hotmail.') ? 2 : 3
 
@@ -236,6 +240,13 @@ module Submissions
     fixed_email
   end
 
+  def skip_email_fix?(domain, fixed_domain)
+    return true if SKIP_EMAIL_FIX_LABELS.include?(domain.split('.').first)
+    return true if fixed_domain.match?(/\Agmail\.(?!com\z)/i)
+
+    fixed_domain.match?(/\A(?:comcast|verizon)\./i) && !domain.match?(/\A(?:comcast|verizon)\./i)
+  end
+
   def filtered_conditions_schema(submission, values: nil, include_submitter_uuid: nil)
     (submission.template_schema || submission.template.schema).filter_map do |item|
       if item['conditions'].present?